Appendix
XON/XOFF
When XON/XOFF control is selected, the printer transmits the XON or XOFF signals as follows. The transmission timing of XON/XOFF differs, depending on the setting of DIP switch
Signal |
| Printer status | DIP switch | |
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| 1 (ON) | 0 (OFF) | ||
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XON | 1) When the printer goes online after turning on the power (or | Transmit | Transmit | |
| reset using the interface) |
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| 2) | When the receive buffer is released from the buffer full state | Transmit | Transmit |
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| 3) | When the printer switches from offline to online | — | Transmit |
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| 4) | When the printer recovers from an error using some ESC/POS | — | Transmit |
| commands |
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XOFF | 5) When the receive buffer becomes full | Transmit | Transmit | |
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| 6) | When the printer switches from online to offline | — | Transmit |
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Code
The hexadecimal numbers corresponding to the XON/XOFF codes are shown below.
•XON code: 11H
•XOFF code: 13H
•When the printer goes from offline to online and the receive buffer is full, XON is not transmitted.
CAUTION • When the printer goes from online to offline and the receive buffer is full, XOFF is not transmitted.
•When DIP switch
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